package Collection;

import java.util.ArrayList;
import java.util.Collections;
import java.util.List;
import java.util.Random;

/**集合的排序： 整数*/
public class SortInteger {
    public static void main(String[] args) {
        Random ran=new Random();
        List<Integer>list=new ArrayList<>();
        for (int i=0;i<10;i++){
            list.add(ran.nextInt(600));
}
        System.out.println("list原始数据："+list);

        Collections.sort(list);
        System.out.println("list排序后数据:"+list);

        Collections.reverse(list);
        System.out.println("list反转后数据："+list);
        System.out.println("第1个元素为:"+list.get(0));
}
}